Last updated: May 3, 2025
In Joondalup, Australia, staying informed about the UV Index is crucial for safeguarding your skin health. Understanding UV levels can help you effectively prevent sunburn and mitigate long-term skin damage. With a Mediterranean climate (Csa) that brings warm, sunny days, Joondalup residents and visitors must be aware of peak UV exposure, particularly during midday hours when levels can soar to 6. By prioritizing UV awareness, you can enjoy the beautiful outdoor lifestyle that Joondalup offers while protecting your skin from harmful rays.
The UV Index throughout the day showcases a clear progression of sun intensity. Starting at a mellow 1 at 07:00 and 08:00, the index gradually climbs, reaching its peak of 6 by 12:00. For those looking to soak up the sun, the 11:00 to 12:00 window offers the most potent rays at a level of 5 and 6, respectively. As afternoon sets in, the index begins to wane, dropping to 4 at 14:00, then 3 at 15:00, and tapering off to 1 by 16:00. By 18:00 and 19:00, the UV exposure diminishes to 0, signaling a safe time to enjoy outdoor activities without sun protection. Plan your sun time wisely to stay safe and make the most of each hour!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, seasonal UV changes significantly impact sun exposure, with the highest UV Index recorded from January to March, where the UV Index remains at 14 and is categorized as extreme, indicating a burn time of just 10 minutes. April sees a drop to 9 (very high) with a burn time of 15 minutes, followed by a moderate UV Index of 4 during the summer months of June and July. The UV Index then rises again in August and September, reaching 8 and 9, respectively, suggesting a very high exposure risk. The end of the year presents another peak in October and November, where the UV Index returns to 13 and 14, both classified as extreme, with minimal burn times. Visitors and residents should remain vigilant, especially during the high-risk months of January to March and October to November, advising regular application of sunscreen, protective clothing, and limiting direct sun exposure to mitigate the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Melbourne UVI | 14 | 12 | 11 | 7 | 4 | 3 | 3 | 5 | 7 | 9 | 12 | 14 |
| Adelaide UVI | 14 | 13 | 12 | 8 | 5 | 3 | 4 | 5 | 7 | 10 | 12 | 15 |
| Sydney UVI | 14 | 13 | 11 | 8 | 5 | 3 | 4 | 6 | 8 | 10 | 12 | 14 |
| Perth UVI | 14 | 14 | 11 | 9 | 6 | 4 | 4 | 6 | 8 | 11 | 13 | 14 |
| Joondalup | 14 | 14 | 12 | 9 | 6 | 4 | 4 | 6 | 8 | 11 | 13 | 14 |
| Brisbane UVI | 15 | 15 | 13 | 10 | 7 | 5 | 5 | 8 | 9 | 12 | 14 | 15 |